Re: Linux 2.6.20-rc6 - sky2 resume breakage

[Stephen Hemminger <shemminger@linux-foundation.org>]

On Mon, 29 Jan 2007 16:12:27 -0800 (PST)
Linus Torvalds <torvalds@linux-foundation.org> wrote:

> 
> 
> On Mon, 29 Jan 2007, Stephen Hemminger wrote:
> > 
> > Why do you insist on maintaining the wrong initialization order
> > on resume? When I raised the issue, Len brought up that the resume
> > order did not match spec, but then there has been slow progress
> > in fixing it (it's buried in -mm tree).
> 
> It's not getting merged, SINCE IT DOESN'T WORK. It causes all sorts of 
> problems, because ACPI requires all kinds of things to be up and running 
> in order to actually work, and that in turn breaks all the devices that 
> have different ordering constraints.
> 
> ACPI is a piece of sh*t. It asks the OS to do impossible things, like 
> running it early in the config sequence when it then at the same time 
> wants to depend on stuff that are there *late* in the sequence. It's not 
> the first time this insane situation has happened, either.

You will find no argument from me with that statement.

> But we'll try to merge the patch that totally switches around the whole 
> initialization order hopefully early after 2.6.20. But no way in hell do 
> we do it now, and I personally suspect we'll end reverting it when we do 
> try it just because it will probably break other things. But we'll see.
> 
> In the meantime, sky2 doesn't work with MSI

On one and only one platform. It works fine on others. Don't blame the
driver, stop it in PCI.


-- 
Stephen Hemminger <shemminger@linux-foundation.org>